When Xcel Energy stopped burning coal at its Valmont Power Station in 2017, it left 1.6 million tons of toxic coal ash on the ...

We introduced Xcel Energy’s $6.3 billion plan for Texas and New Mexico last fall. Here's how we're working to better meet ...

Nine Summit County community members spoke Wednesday night at a public comment hearing about Xcel Energy’s proposed Mountain Energy Project. The event drew around 30 attendees, and commenters showed ...

Ready to take control of your energy bills and your impact? Namaste Solar’s non-commissioned experts will give you honest ...

Brian Keegan is a regular opinion columnist for Boulder Reporting Lab. His “Charting Boulder” column uses public data to make ...